Alright, let's solve this math problem step by step. First, we have the number 261. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 398. So, we're going to take the number 261 and add it to itself 398 times.
Step 1: 0 + 261 = 261
Step 2: 261 + 261 = 522
Step 3: 522 + 261 = 783
Step 4: 783 + 261 = 1044
Step 5: 1044 + 261 = 1305
Step 6: 1305 + 261 = 1566
Step 7: 1566 + 261 = 1827
Step 8: 1827 + 261 = 2088
Step 9: 2088 + 261 = 2349
Step 10: 2349 + 261 = 2610
Step 11: 2610 + 261 = 2871
Step 12: 2871 + 261 = 3132
Step 13: 3132 + 261 = 3393
Step 14: 3393 + 261 = 3654
Step 15: 3654 + 261 = 3915
Step 16: 3915 + 261 = 4176
Step 17: 4176 + 261 = 4437
Step 18: 4437 + 261 = 4698
Step 19: 4698 + 261 = 4959
Step 20: 4959 + 261 = 5220
Step 21: 5220 + 261 = 5481
Step 22: 5481 + 261 = 5742
Step 23: 5742 + 261 = 6003
Step 24: 6003 + 261 = 6264
Step 25: 6264 + 261 = 6525
Step 26: 6525 + 261 = 6786
Step 27: 6786 + 261 = 7047
Step 28: 7047 + 261 = 7308
Step 29: 7308 + 261 = 7569
Step 30: 7569 + 261 = 7830
Step 31: 7830 + 261 = 8091
Step 32: 8091 + 261 = 8352
Step 33: 8352 + 261 = 8613
Step 34: 8613 + 261 = 8874
Step 35: 8874 + 261 = 9135
Step 36: 9135 + 261 = 9396
Step 37: 9396 + 261 = 9657
Step 38: 9657 + 261 = 9918
Step 39: 9918 + 261 = 10179
Step 40: 10179 + 261 = 10440
Step 41: 10440 + 261 = 10701
Step 42: 10701 + 261 = 10962
Step 43: 10962 + 261 = 11223
Step 44: 11223 + 261 = 11484
Step 45: 11484 + 261 = 11745
Step 46: 11745 + 261 = 12006
Step 47: 12006 + 261 = 12267
Step 48: 12267 + 261 = 12528
Step 49: 12528 + 261 = 12789
Step 50: 12789 + 261 = 13050
Step 51: 13050 + 261 = 13311
Step 52: 13311 + 261 = 13572
Step 53: 13572 + 261 = 13833
Step 54: 13833 + 261 = 14094
Step 55: 14094 + 261 = 14355
Step 56: 14355 + 261 = 14616
Step 57: 14616 + 261 = 14877
Step 58: 14877 + 261 = 15138
Step 59: 15138 + 261 = 15399
Step 60: 15399 + 261 = 15660
Step 61: 15660 + 261 = 15921
Step 62: 15921 + 261 = 16182
Step 63: 16182 + 261 = 16443
Step 64: 16443 + 261 = 16704
Step 65: 16704 + 261 = 16965
Step 66: 16965 + 261 = 17226
Step 67: 17226 + 261 = 17487
Step 68: 17487 + 261 = 17748
Step 69: 17748 + 261 = 18009
Step 70: 18009 + 261 = 18270
Step 71: 18270 + 261 = 18531
Step 72: 18531 + 261 = 18792
Step 73: 18792 + 261 = 19053
Step 74: 19053 + 261 = 19314
Step 75: 19314 + 261 = 19575
Step 76: 19575 + 261 = 19836
Step 77: 19836 + 261 = 20097
Step 78: 20097 + 261 = 20358
Step 79: 20358 + 261 = 20619
Step 80: 20619 + 261 = 20880
Step 81: 20880 + 261 = 21141
Step 82: 21141 + 261 = 21402
Step 83: 21402 + 261 = 21663
Step 84: 21663 + 261 = 21924
Step 85: 21924 + 261 = 22185
Step 86: 22185 + 261 = 22446
Step 87: 22446 + 261 = 22707
Step 88: 22707 + 261 = 22968
Step 89: 22968 + 261 = 23229
Step 90: 23229 + 261 = 23490
Step 91: 23490 + 261 = 23751
Step 92: 23751 + 261 = 24012
Step 93: 24012 + 261 = 24273
Step 94: 24273 + 261 = 24534
Step 95: 24534 + 261 = 24795
Step 96: 24795 + 261 = 25056
Step 97: 25056 + 261 = 25317
Step 98: 25317 + 261 = 25578
Step 99: 25578 + 261 = 25839
Step 100: 25839 + 261 = 26100
Step 101: 26100 + 261 = 26361
Step 102: 26361 + 261 = 26622
Step 103: 26622 + 261 = 26883
Step 104: 26883 + 261 = 27144
Step 105: 27144 + 261 = 27405
Step 106: 27405 + 261 = 27666
Step 107: 27666 + 261 = 27927
Step 108: 27927 + 261 = 28188
Step 109: 28188 + 261 = 28449
Step 110: 28449 + 261 = 28710
Step 111: 28710 + 261 = 28971
Step 112: 28971 + 261 = 29232
Step 113: 29232 + 261 = 29493
Step 114: 29493 + 261 = 29754
Step 115: 29754 + 261 = 30015
Step 116: 30015 + 261 = 30276
Step 117: 30276 + 261 = 30537
Step 118: 30537 + 261 = 30798
Step 119: 30798 + 261 = 31059
Step 120: 31059 + 261 = 31320
Step 121: 31320 + 261 = 31581
Step 122: 31581 + 261 = 31842
Step 123: 31842 + 261 = 32103
Step 124: 32103 + 261 = 32364
Step 125: 32364 + 261 = 32625
Step 126: 32625 + 261 = 32886
Step 127: 32886 + 261 = 33147
Step 128: 33147 + 261 = 33408
Step 129: 33408 + 261 = 33669
Step 130: 33669 + 261 = 33930
Step 131: 33930 + 261 = 34191
Step 132: 34191 + 261 = 34452
Step 133: 34452 + 261 = 34713
Step 134: 34713 + 261 = 34974
Step 135: 34974 + 261 = 35235
Step 136: 35235 + 261 = 35496
Step 137: 35496 + 261 = 35757
Step 138: 35757 + 261 = 36018
Step 139: 36018 + 261 = 36279
Step 140: 36279 + 261 = 36540
Step 141: 36540 + 261 = 36801
Step 142: 36801 + 261 = 37062
Step 143: 37062 + 261 = 37323
Step 144: 37323 + 261 = 37584
Step 145: 37584 + 261 = 37845
Step 146: 37845 + 261 = 38106
Step 147: 38106 + 261 = 38367
Step 148: 38367 + 261 = 38628
Step 149: 38628 + 261 = 38889
Step 150: 38889 + 261 = 39150
Step 151: 39150 + 261 = 39411
Step 152: 39411 + 261 = 39672
Step 153: 39672 + 261 = 39933
Step 154: 39933 + 261 = 40194
Step 155: 40194 + 261 = 40455
Step 156: 40455 + 261 = 40716
Step 157: 40716 + 261 = 40977
Step 158: 40977 + 261 = 41238
Step 159: 41238 + 261 = 41499
Step 160: 41499 + 261 = 41760
Step 161: 41760 + 261 = 42021
Step 162: 42021 + 261 = 42282
Step 163: 42282 + 261 = 42543
Step 164: 42543 + 261 = 42804
Step 165: 42804 + 261 = 43065
Step 166: 43065 + 261 = 43326
Step 167: 43326 + 261 = 43587
Step 168: 43587 + 261 = 43848
Step 169: 43848 + 261 = 44109
Step 170: 44109 + 261 = 44370
Step 171: 44370 + 261 = 44631
Step 172: 44631 + 261 = 44892
Step 173: 44892 + 261 = 45153
Step 174: 45153 + 261 = 45414
Step 175: 45414 + 261 = 45675
Step 176: 45675 + 261 = 45936
Step 177: 45936 + 261 = 46197
Step 178: 46197 + 261 = 46458
Step 179: 46458 + 261 = 46719
Step 180: 46719 + 261 = 46980
Step 181: 46980 + 261 = 47241
Step 182: 47241 + 261 = 47502
Step 183: 47502 + 261 = 47763
Step 184: 47763 + 261 = 48024
Step 185: 48024 + 261 = 48285
Step 186: 48285 + 261 = 48546
Step 187: 48546 + 261 = 48807
Step 188: 48807 + 261 = 49068
Step 189: 49068 + 261 = 49329
Step 190: 49329 + 261 = 49590
Step 191: 49590 + 261 = 49851
Step 192: 49851 + 261 = 50112
Step 193: 50112 + 261 = 50373
Step 194: 50373 + 261 = 50634
Step 195: 50634 + 261 = 50895
Step 196: 50895 + 261 = 51156
Step 197: 51156 + 261 = 51417
Step 198: 51417 + 261 = 51678
Step 199: 51678 + 261 = 51939
Step 200: 51939 + 261 = 52200
Step 201: 52200 + 261 = 52461
Step 202: 52461 + 261 = 52722
Step 203: 52722 + 261 = 52983
Step 204: 52983 + 261 = 53244
Step 205: 53244 + 261 = 53505
Step 206: 53505 + 261 = 53766
Step 207: 53766 + 261 = 54027
Step 208: 54027 + 261 = 54288
Step 209: 54288 + 261 = 54549
Step 210: 54549 + 261 = 54810
Step 211: 54810 + 261 = 55071
Step 212: 55071 + 261 = 55332
Step 213: 55332 + 261 = 55593
Step 214: 55593 + 261 = 55854
Step 215: 55854 + 261 = 56115
Step 216: 56115 + 261 = 56376
Step 217: 56376 + 261 = 56637
Step 218: 56637 + 261 = 56898
Step 219: 56898 + 261 = 57159
Step 220: 57159 + 261 = 57420
Step 221: 57420 + 261 = 57681
Step 222: 57681 + 261 = 57942
Step 223: 57942 + 261 = 58203
Step 224: 58203 + 261 = 58464
Step 225: 58464 + 261 = 58725
Step 226: 58725 + 261 = 58986
Step 227: 58986 + 261 = 59247
Step 228: 59247 + 261 = 59508
Step 229: 59508 + 261 = 59769
Step 230: 59769 + 261 = 60030
Step 231: 60030 + 261 = 60291
Step 232: 60291 + 261 = 60552
Step 233: 60552 + 261 = 60813
Step 234: 60813 + 261 = 61074
Step 235: 61074 + 261 = 61335
Step 236: 61335 + 261 = 61596
Step 237: 61596 + 261 = 61857
Step 238: 61857 + 261 = 62118
Step 239: 62118 + 261 = 62379
Step 240: 62379 + 261 = 62640
Step 241: 62640 + 261 = 62901
Step 242: 62901 + 261 = 63162
Step 243: 63162 + 261 = 63423
Step 244: 63423 + 261 = 63684
Step 245: 63684 + 261 = 63945
Step 246: 63945 + 261 = 64206
Step 247: 64206 + 261 = 64467
Step 248: 64467 + 261 = 64728
Step 249: 64728 + 261 = 64989
Step 250: 64989 + 261 = 65250
Step 251: 65250 + 261 = 65511
Step 252: 65511 + 261 = 65772
Step 253: 65772 + 261 = 66033
Step 254: 66033 + 261 = 66294
Step 255: 66294 + 261 = 66555
Step 256: 66555 + 261 = 66816
Step 257: 66816 + 261 = 67077
Step 258: 67077 + 261 = 67338
Step 259: 67338 + 261 = 67599
Step 260: 67599 + 261 = 67860
Step 261: 67860 + 261 = 68121
Step 262: 68121 + 261 = 68382
Step 263: 68382 + 261 = 68643
Step 264: 68643 + 261 = 68904
Step 265: 68904 + 261 = 69165
Step 266: 69165 + 261 = 69426
Step 267: 69426 + 261 = 69687
Step 268: 69687 + 261 = 69948
Step 269: 69948 + 261 = 70209
Step 270: 70209 + 261 = 70470
Step 271: 70470 + 261 = 70731
Step 272: 70731 + 261 = 70992
Step 273: 70992 + 261 = 71253
Step 274: 71253 + 261 = 71514
Step 275: 71514 + 261 = 71775
Step 276: 71775 + 261 = 72036
Step 277: 72036 + 261 = 72297
Step 278: 72297 + 261 = 72558
Step 279: 72558 + 261 = 72819
Step 280: 72819 + 261 = 73080
Step 281: 73080 + 261 = 73341
Step 282: 73341 + 261 = 73602
Step 283: 73602 + 261 = 73863
Step 284: 73863 + 261 = 74124
Step 285: 74124 + 261 = 74385
Step 286: 74385 + 261 = 74646
Step 287: 74646 + 261 = 74907
Step 288: 74907 + 261 = 75168
Step 289: 75168 + 261 = 75429
Step 290: 75429 + 261 = 75690
Step 291: 75690 + 261 = 75951
Step 292: 75951 + 261 = 76212
Step 293: 76212 + 261 = 76473
Step 294: 76473 + 261 = 76734
Step 295: 76734 + 261 = 76995
Step 296: 76995 + 261 = 77256
Step 297: 77256 + 261 = 77517
Step 298: 77517 + 261 = 77778
Step 299: 77778 + 261 = 78039
Step 300: 78039 + 261 = 78300
Step 301: 78300 + 261 = 78561
Step 302: 78561 + 261 = 78822
Step 303: 78822 + 261 = 79083
Step 304: 79083 + 261 = 79344
Step 305: 79344 + 261 = 79605
Step 306: 79605 + 261 = 79866
Step 307: 79866 + 261 = 80127
Step 308: 80127 + 261 = 80388
Step 309: 80388 + 261 = 80649
Step 310: 80649 + 261 = 80910
Step 311: 80910 + 261 = 81171
Step 312: 81171 + 261 = 81432
Step 313: 81432 + 261 = 81693
Step 314: 81693 + 261 = 81954
Step 315: 81954 + 261 = 82215
Step 316: 82215 + 261 = 82476
Step 317: 82476 + 261 = 82737
Step 318: 82737 + 261 = 82998
Step 319: 82998 + 261 = 83259
Step 320: 83259 + 261 = 83520
Step 321: 83520 + 261 = 83781
Step 322: 83781 + 261 = 84042
Step 323: 84042 + 261 = 84303
Step 324: 84303 + 261 = 84564
Step 325: 84564 + 261 = 84825
Step 326: 84825 + 261 = 85086
Step 327: 85086 + 261 = 85347
Step 328: 85347 + 261 = 85608
Step 329: 85608 + 261 = 85869
Step 330: 85869 + 261 = 86130
Step 331: 86130 + 261 = 86391
Step 332: 86391 + 261 = 86652
Step 333: 86652 + 261 = 86913
Step 334: 86913 + 261 = 87174
Step 335: 87174 + 261 = 87435
Step 336: 87435 + 261 = 87696
Step 337: 87696 + 261 = 87957
Step 338: 87957 + 261 = 88218
Step 339: 88218 + 261 = 88479
Step 340: 88479 + 261 = 88740
Step 341: 88740 + 261 = 89001
Step 342: 89001 + 261 = 89262
Step 343: 89262 + 261 = 89523
Step 344: 89523 + 261 = 89784
Step 345: 89784 + 261 = 90045
Step 346: 90045 + 261 = 90306
Step 347: 90306 + 261 = 90567
Step 348: 90567 + 261 = 90828
Step 349: 90828 + 261 = 91089
Step 350: 91089 + 261 = 91350
Step 351: 91350 + 261 = 91611
Step 352: 91611 + 261 = 91872
Step 353: 91872 + 261 = 92133
Step 354: 92133 + 261 = 92394
Step 355: 92394 + 261 = 92655
Step 356: 92655 + 261 = 92916
Step 357: 92916 + 261 = 93177
Step 358: 93177 + 261 = 93438
Step 359: 93438 + 261 = 93699
Step 360: 93699 + 261 = 93960
Step 361: 93960 + 261 = 94221
Step 362: 94221 + 261 = 94482
Step 363: 94482 + 261 = 94743
Step 364: 94743 + 261 = 95004
Step 365: 95004 + 261 = 95265
Step 366: 95265 + 261 = 95526
Step 367: 95526 + 261 = 95787
Step 368: 95787 + 261 = 96048
Step 369: 96048 + 261 = 96309
Step 370: 96309 + 261 = 96570
Step 371: 96570 + 261 = 96831
Step 372: 96831 + 261 = 97092
Step 373: 97092 + 261 = 97353
Step 374: 97353 + 261 = 97614
Step 375: 97614 + 261 = 97875
Step 376: 97875 + 261 = 98136
Step 377: 98136 + 261 = 98397
Step 378: 98397 + 261 = 98658
Step 379: 98658 + 261 = 98919
Step 380: 98919 + 261 = 99180
Step 381: 99180 + 261 = 99441
Step 382: 99441 + 261 = 99702
Step 383: 99702 + 261 = 99963
Step 384: 99963 + 261 = 100224
Step 385: 100224 + 261 = 100485
Step 386: 100485 + 261 = 100746
Step 387: 100746 + 261 = 101007
Step 388: 101007 + 261 = 101268
Step 389: 101268 + 261 = 101529
Step 390: 101529 + 261 = 101790
Step 391: 101790 + 261 = 102051
Step 392: 102051 + 261 = 102312
Step 393: 102312 + 261 = 102573
Step 394: 102573 + 261 = 102834
Step 395: 102834 + 261 = 103095
Step 396: 103095 + 261 = 103356
Step 397: 103356 + 261 = 103617
Step 398: 103617 + 261 = 103878

So, 261*398 = 103878